Replacement front bumper with wind knife for CLA-Class W1171、Enhance Appearance: The front bumper wind knife has a unique appearance design, making it more eye catching on the road. It adopts sporty lines and details, enhancing the sporty feel of the entire vehicle. 2、Reduce Air Resistance: the front bumper air knife is not only designed for beauty, but also can improve the aerodynamic performance of the vehicle. It can improve the stability and driving performance of the car. 3、Increase Downward Force: The design of the front bumper wind knife can increase the downward pressure of the vehicle and improve its stability when driving at high speeds. 4、Durable : The front bumper knife are made of premium materials and exquisite craftsmanship, with superior durability and weather resistance. This ensures that it can maintain good appearance. 5、Fitment: Front bumper wind knife is perfect replacement for Benz CLA‑Class W117 AMG‑Line CLA45 2016 to 2019. Please confirm whether it is suitable for your model before perchasing in case of any trouble.